Sciweavers

2066 search results - page 406 / 414
» Flexible Time Management in Data Stream Systems
Sort
View
SIGMOD
2009
ACM
120views Database» more  SIGMOD 2009»
14 years 7 months ago
Kernel-based skyline cardinality estimation
The skyline of a d-dimensional dataset consists of all points not dominated by others. The incorporation of the skyline operator into practical database systems necessitates an ef...
Zhenjie Zhang, Yin Yang, Ruichu Cai, Dimitris Papa...
ICDCS
2005
IEEE
14 years 1 months ago
Comparison of Approaches to Service Deployment
IT today is driven by the trend of increasing scale and complexity. Utility and Grid computing models, PlanetLab, and traditional data centers, are reaching the scale of thousands...
Vanish Talwar, Qinyi Wu, Calton Pu, Wenchang Yan, ...
ICDE
2005
IEEE
122views Database» more  ICDE 2005»
14 years 1 months ago
Autonomous Index Optimization in XML Databases
Abstract— Defining suitable indexes is a major task when optimizing a database. Usually, a human database administrator defines a set of indexes in the design phase of the data...
Beda Christoph Hammerschmidt, Martin Kempa, Volker...
ADBIS
2004
Springer
224views Database» more  ADBIS 2004»
14 years 28 days ago
Using Ontologies for Database Query Reformulation
Abstract. Query reformulation techniques based on semantic knowledge have been used in two ways in database management systems, namely for query optimization and for data integrati...
Chokri Ben Necib, Johann Christoph Freytag
WECWIS
2003
IEEE
132views ECommerce» more  WECWIS 2003»
14 years 24 days ago
Page Digest for Large-Scale Web Services
The rapid growth of the World Wide Web and the Internet has fueled interest in Web services and the Semantic Web, which are quickly becoming important parts of modern electronic c...
Daniel Rocco, David Buttler, Ling Liu